Lipoprotein is a conjugated protein composed of both lipids and protein. There are 5 major classes of lipoproteins in the blood involved in the transport of cholesterol and triglycerides. They are:

1. Chylomicrons
2. VLDL
3. IDL
4. LDL
5. HDL

1. Lipid transport in blood
2. Lipoprotein lipase
3. Conjugated protein
4. Hyperlipidemia